./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8321a367d25b54b23b2762d5ecbfeee51530317d33e488964270d878a9001f5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:01:13,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:13,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:13,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:13,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:13,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:13,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:13,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:13,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:13,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:13,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:13,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:13,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:13,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:13,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:13,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:13,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:13,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:13,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:13,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:13,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:13,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:13,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:13,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:13,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:13,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:13,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:13,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:13,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:13,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:13,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:13,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:13,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:13,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:13,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:13,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:13,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:13,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:13,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:13,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:13,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:13,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:13,913 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:13,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:13,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:13,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:13,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:13,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:13,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:13,921 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:13,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:13,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:13,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:13,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:13,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:13,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:13,924 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:13,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:13,924 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:13,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:13,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:13,925 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:13,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:13,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:13,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:13,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:13,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:13,927 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:13,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:13,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:13,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8321a367d25b54b23b2762d5ecbfeee51530317d33e488964270d878a9001f5b [2022-10-17 17:01:14,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:14,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:14,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:14,234 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:14,236 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:14,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c [2022-10-17 17:01:14,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/data/2be71bd1c/b7f6830ebe1b4810aa2a00f6f6ae8832/FLAG370f1b661 [2022-10-17 17:01:15,447 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:15,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c [2022-10-17 17:01:15,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/data/2be71bd1c/b7f6830ebe1b4810aa2a00f6f6ae8832/FLAG370f1b661 [2022-10-17 17:01:15,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/data/2be71bd1c/b7f6830ebe1b4810aa2a00f6f6ae8832 [2022-10-17 17:01:15,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:15,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:15,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:15,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:15,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:15,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:15" (1/1) ... [2022-10-17 17:01:15,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22749952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:15, skipping insertion in model container [2022-10-17 17:01:15,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:15" (1/1) ... [2022-10-17 17:01:15,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:16,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:18,616 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c[377612,377625] [2022-10-17 17:01:18,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c[383339,383352] [2022-10-17 17:01:18,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:18,931 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:20,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c[377612,377625] [2022-10-17 17:01:20,224 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/sv-benchmarks/c/combinations/Problem05_label47+token_ring.06.cil-2.c[383339,383352] [2022-10-17 17:01:20,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:20,322 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:20,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20 WrapperNode [2022-10-17 17:01:20,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:20,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:20,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:20,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:20,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:20,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,117 INFO L138 Inliner]: procedures = 56, calls = 59, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 12851 [2022-10-17 17:01:21,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:21,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:21,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:21,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:21,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,792 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:21,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:21,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:21,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:21,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:20" (1/1) ... [2022-10-17 17:01:21,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:21,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:22,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:22,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ac426a-1e61-4ce3-be9c-8b76e43fbfcd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:22,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 17:01:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 17:01:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:01:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:01:22,091 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 17:01:22,091 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 17:01:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 17:01:22,092 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 17:01:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 17:01:22,092 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 17:01:22,092 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 17:01:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 17:01:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:22,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:22,320 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:22,328 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:31,507 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:34,410 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:34,411 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 17:01:34,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:34 BoogieIcfgContainer [2022-10-17 17:01:34,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:34,418 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:34,418 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:34,428 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:34,429 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:34" (1/1) ... [2022-10-17 17:01:34,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:34,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1765 states and 3457 transitions. [2022-10-17 17:01:34,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3457 transitions. [2022-10-17 17:01:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:34,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:34,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1785 states and 3495 transitions. [2022-10-17 17:01:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3495 transitions. [2022-10-17 17:01:35,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:35,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:35,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1786 states and 3495 transitions. [2022-10-17 17:01:35,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3495 transitions. [2022-10-17 17:01:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:35,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1787 states and 3495 transitions. [2022-10-17 17:01:35,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3495 transitions. [2022-10-17 17:01:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:35,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1788 states and 3495 transitions. [2022-10-17 17:01:35,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3495 transitions. [2022-10-17 17:01:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:35,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1789 states and 3495 transitions. [2022-10-17 17:01:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3495 transitions. [2022-10-17 17:01:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:35,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1790 states and 3495 transitions. [2022-10-17 17:01:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3495 transitions. [2022-10-17 17:01:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:36,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1791 states and 3495 transitions. [2022-10-17 17:01:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3495 transitions. [2022-10-17 17:01:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:36,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1806 states and 3524 transitions. [2022-10-17 17:01:36,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3524 transitions. [2022-10-17 17:01:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:36,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1807 states and 3524 transitions. [2022-10-17 17:01:36,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3524 transitions. [2022-10-17 17:01:36,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:36,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1808 states and 3524 transitions. [2022-10-17 17:01:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3524 transitions. [2022-10-17 17:01:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:36,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:36,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1809 states and 3524 transitions. [2022-10-17 17:01:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3524 transitions. [2022-10-17 17:01:37,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1810 states and 3524 transitions. [2022-10-17 17:01:37,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3524 transitions. [2022-10-17 17:01:37,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1821 states and 3547 transitions. [2022-10-17 17:01:37,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3547 transitions. [2022-10-17 17:01:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1822 states and 3547 transitions. [2022-10-17 17:01:37,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3547 transitions. [2022-10-17 17:01:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1823 states and 3547 transitions. [2022-10-17 17:01:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3547 transitions. [2022-10-17 17:01:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:37,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:37,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1824 states and 3547 transitions. [2022-10-17 17:01:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3547 transitions. [2022-10-17 17:01:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:37,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1829 states and 3558 transitions. [2022-10-17 17:01:38,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3558 transitions. [2022-10-17 17:01:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:38,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1830 states and 3558 transitions. [2022-10-17 17:01:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3558 transitions. [2022-10-17 17:01:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:38,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:38,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:38,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1838 states and 3573 transitions. [2022-10-17 17:01:38,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3573 transitions. [2022-10-17 17:01:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:38,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:38,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:38,789 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:39,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1863 states and 3624 transitions. [2022-10-17 17:01:39,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3624 transitions. [2022-10-17 17:01:39,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:39,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:39,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:01:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1865 states and 3629 transitions. [2022-10-17 17:01:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3629 transitions. [2022-10-17 17:01:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:41,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:41,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat